Carbon vs Oganesson

PropertyC CarbonOg Oganesson
Atomic number6118
SymbolCOg
NameCarbonOganesson
Categorynonmetalnoble-gas
Standard Atomic Weight12.0106 u294 u
Period27
Group1418
Blockpp
Phase at STPsolidgas
Electron configuration[He]2s22p2[Rn] 7s2 7p6 5f14 6d10(predicted)
Oxidation states[-4, -3, -2, -1, 0, 1, 2, 3, 4][-1, 0, 1, 2, 4, 6]
Electronegativity (Pauling)2.55N/A
Electron affinity1.2621 eV0.056 eV
Density2267 kg/m³7000 kg/m³
Melting point3549.85 °C-273.15 °C
Boiling point3824.85 °C-243.15 °C
Discovery year17972006